#include "smallerShare.h"


smallerShare::smallerShare() {}

#define PPPINITFCS16 0xFFFF
u16 FCS16_TABLE[256] = {
    0x0000, 0x1189, 0x2312, 0x329b, 0x4624, 0x57ad, 0x6536, 0x74bf, 0x8c48,
    0x9dc1, 0xaf5a, 0xbed3, 0xca6c, 0xdbe5, 0xe97e, 0xf8f7, 0x1081, 0x0108,
    0x3393, 0x221a, 0x56a5, 0x472c, 0x75b7, 0x643e, 0x9cc9, 0x8d40, 0xbfdb,
    0xae52, 0xdaed, 0xcb64, 0xf9ff, 0xe876, 0x2102, 0x308b, 0x0210, 0x1399,
    0x6726, 0x76af, 0x4434, 0x55bd, 0xad4a, 0xbcc3, 0x8e58, 0x9fd1, 0xeb6e,
    0xfae7, 0xc87c, 0xd9f5, 0x3183, 0x200a, 0x1291, 0x0318, 0x77a7, 0x662e,
    0x54b5, 0x453c, 0xbdcb, 0xac42, 0x9ed9, 0x8f50, 0xfbef, 0xea66, 0xd8fd,
    0xc974, 0x4204, 0x538d, 0x6116, 0x709f, 0x0420, 0x15a9, 0x2732, 0x36bb,
    0xce4c, 0xdfc5, 0xed5e, 0xfcd7, 0x8868, 0x99e1, 0xab7a, 0xbaf3, 0x5285,
    0x430c, 0x7197, 0x601e, 0x14a1, 0x0528, 0x37b3, 0x263a, 0xdecd, 0xcf44,
    0xfddf, 0xec56, 0x98e9, 0x8960, 0xbbfb, 0xaa72, 0x6306, 0x728f, 0x4014,
    0x519d, 0x2522, 0x34ab, 0x0630, 0x17b9, 0xef4e, 0xfec7, 0xcc5c, 0xddd5,
    0xa96a, 0xb8e3, 0x8a78, 0x9bf1, 0x7387, 0x620e, 0x5095, 0x411c, 0x35a3,
    0x242a, 0x16b1, 0x0738, 0xffcf, 0xee46, 0xdcdd, 0xcd54, 0xb9eb, 0xa862,
    0x9af9, 0x8b70, 0x8408, 0x9581, 0xa71a, 0xb693, 0xc22c, 0xd3a5, 0xe13e,
    0xf0b7, 0x0840, 0x19c9, 0x2b52, 0x3adb, 0x4e64, 0x5fed, 0x6d76, 0x7cff,
    0x9489, 0x8500, 0xb79b, 0xa612, 0xd2ad, 0xc324, 0xf1bf, 0xe036, 0x18c1,
    0x0948, 0x3bd3, 0x2a5a, 0x5ee5, 0x4f6c, 0x7df7, 0x6c7e, 0xa50a, 0xb483,
    0x8618, 0x9791, 0xe32e, 0xf2a7, 0xc03c, 0xd1b5, 0x2942, 0x38cb, 0x0a50,
    0x1bd9, 0x6f66, 0x7eef, 0x4c74, 0x5dfd, 0xb58b, 0xa402, 0x9699, 0x8710,
    0xf3af, 0xe226, 0xd0bd, 0xc134, 0x39c3, 0x284a, 0x1ad1, 0x0b58, 0x7fe7,
    0x6e6e, 0x5cf5, 0x4d7c, 0xc60c, 0xd785, 0xe51e, 0xf497, 0x8028, 0x91a1,
    0xa33a, 0xb2b3, 0x4a44, 0x5bcd, 0x6956, 0x78df, 0x0c60, 0x1de9, 0x2f72,
    0x3efb, 0xd68d, 0xc704, 0xf59f, 0xe416, 0x90a9, 0x8120, 0xb3bb, 0xa232,
    0x5ac5, 0x4b4c, 0x79d7, 0x685e, 0x1ce1, 0x0d68, 0x3ff3, 0x2e7a, 0xe70e,
    0xf687, 0xc41c, 0xd595, 0xa12a, 0xb0a3, 0x8238, 0x93b1, 0x6b46, 0x7acf,
    0x4854, 0x59dd, 0x2d62, 0x3ceb, 0x0e70, 0x1ff9, 0xf78f, 0xe606, 0xd49d,
    0xc514, 0xb1ab, 0xa022, 0x92b9, 0x8330, 0x7bc7, 0x6a4e, 0x58d5, 0x495c,
    0x3de3, 0x2c6a, 0x1ef1, 0x0f78};

u16 smallerShare::pppcs16(u16 initcs, u8 *cp, u16 len) {
  while (len--) {
    initcs = ((initcs >> 8) ^ FCS16_TABLE[((initcs ^ *cp++) & 0xFF)]);
  }
  return (initcs);
}

u16 smallerShare::checkpppcs16(byte *cp, u16 len) {
  u16 cscs = 0;
  cscs = pppcs16(PPPINITFCS16, cp, len);
  cscs ^= 0xFFFF;
  return (cscs);
}

void smallerShare::setStyle(const QString &style) {
  do {
    if (style.isEmpty())
      break;
    QFile qss(style);
    if (false == qss.open(QIODevice::ReadOnly | QIODevice::Text))
      break;
    qApp->setStyleSheet(qss.readAll());
    // qApp->setStyle();
    qss.close();
  } while (0);
}

void smallerShare::writeFile(QString fileName, QString data) {
  if (fileName.isEmpty() == true) {
    return;
  }
  QFile file(fileName);
  if (file.open(QIODevice::Text | QIODevice::Append | QIODevice::WriteOnly) ==
      false) {
    QMessageBox::information(NULL, QString("错误:"),
                             QString("文件打开失败:") + file.errorString());
    return;
  }
  QTextStream output(&file);
  output << data;
  file.flush();
  file.close();
}

QString smallerShare::hex2QString(QByteArray disArray) {
  if (disArray.length() == 0)
    return QString("");

  QString str = QString(disArray.toHex().toUpper());
  QString tmp, disTmp;

  for (int i = 0; i < str.length(); i += 2) {
    tmp.clear();
    tmp = str.mid(i, 2);
    disTmp += tmp;
    disTmp += " ";
  }
  return disTmp;
}

char smallerShare::ConvertHexChar(char ch) {
  if ((ch >= '0') && (ch <= '9')) {
    return ch - 0x30;
  } else if ((ch >= 'A') && (ch <= 'F')) {
    return ch - 'A' + 10;
  } else if ((ch >= 'a') && (ch <= 'f')) {
    return ch - 'a' + 10;
  } else {
    return (-1);
  }
}

QByteArray smallerShare::QString2Hex(QString str) {
  QByteArray senddata;
  int hexdata, lowhexdata;
  int hexdatalen = 0;
  int len = str.length();

  if (0 != (len % 2)) {
    len += 1;
    str += "0";
  }

  senddata.resize(len / 2);
  char lstr, hstr;
  for (int i = 0; i < len;) {
    hstr = str[i].toLatin1(); //字符型
    if (hstr == ' ') {
      i++;
      continue;
    }
    i++;
    if (i >= len)
      break;
    lstr = str[i].toLatin1();
    hexdata = ConvertHexChar(hstr);
    lowhexdata = ConvertHexChar(lstr);
    if ((hexdata == 16) || (lowhexdata == 16))
      break;
    else
      hexdata = hexdata * 16 + lowhexdata;
    i++;
    senddata[hexdatalen] = (char)hexdata;
    hexdatalen++;
  }
  senddata.resize(hexdatalen);
  return senddata;
}

void smallerShare::addEchanged(uint8_t *data_in, uint8_t *data_out,
                               uint8_t len) {
  int i = 0;
  uint8_t tmp;
  memcpy(data_out, data_in, len);
  if ((len % 2) == 0) {
    for (i = 0; i < ((uint8_t)len / 2); i++) {
      tmp = data_out[i];
      data_out[i] = data_in[len - 1 - i];
      data_out[len - 1 - i] = tmp;
    }
  } else {
    for (i = 0; i < (uint8_t)((len + 1) / 2); i++) {
      if (i == (uint8_t)((len + 1) / 2)) {
        break;
      }
      tmp = data_out[i];
      data_out[i] = data_out[len - 1 - i];
      data_out[len - 1 - i] = tmp;
    }
  }
}

void smallerShare::removeLayout(QWidget *wdialog, QLayout *layout) {
  wdialog->hide();
  QLayoutItem *child;
  if (layout == NULL)
    return;
  while ((child = layout->takeAt(0)) != NULL) {
    if (child->widget()) {
      child->widget()->setParent(NULL);
      delete child->widget();
    } else if (child->layout()) {
      removeLayout(NULL, child->layout());
    }
    delete child;
    child = NULL;
  }
  delete layout;
  layout = NULL;
}

QByteArray smallerShare::add33(QByteArray da) {
  int size = da.length();
  size--;
  for (; size >= 0; size--) {
    da[size] = da[size] + 0x33;
  }
  return da;
}

QByteArray smallerShare::sub33(QByteArray da) {
  int size = da.length();
  size--;
  for (; size >= 0; size--) {
    da[size] = da[size] - 0x33;
  }
  return da;
}

bool smallerShare::add33(byte *data, u16 len) {
  int size = len;
  size--;
  for (; size >= 0; size--) {
    data[size] = data[size] + 0x33;
  }
  return true;
}

bool smallerShare::sub33(byte *data, u16 len) {
  int size = len;
  if (data == NULL || len == 0)
    return false;
  size--;
  for (; size >= 0; size--) {
    data[size] = data[size] - 0x33;
  }
  return true;
}

unsigned char smallerShare::CheckSum(QByteArray da) {
  unsigned char data = 0;
  int size = da.length();
  size--;
  for (; size >= 0; size--) {
    data += da[size];
  }
  return data;
}


bool copyFileMap(QString m_strInputFile, QString m_strOutputFile) {
  QFile objInputFile(m_strInputFile);
  if (!objInputFile.open(QIODevice::Unbuffered | QIODevice::ReadOnly)) {
    return false;
  }

  QFile objOutputFile(m_strOutputFile);
  if (!objOutputFile.open(QIODevice::Unbuffered | QIODevice::ReadWrite |
                          QIODevice::Truncate)) {
    objInputFile.close();
    return false;
  }

  uchar *pInputData;
  uchar *pOutputData;
  quint64 m_unBlockSize = 10 * 1024 * 1024;
  quint64 m_qint64FileOffset = 0;
  quint64 m_qint64InputFileSize = objInputFile.size();
  objOutputFile.resize(m_qint64InputFileSize);
  int unTmpBlockSize = 0;
  while (m_qint64FileOffset < m_qint64InputFileSize) {
    if (m_qint64InputFileSize - m_qint64FileOffset >= m_unBlockSize) {
      unTmpBlockSize = m_unBlockSize;
    } else {
      unTmpBlockSize = m_qint64InputFileSize - m_qint64FileOffset;
    }

    pInputData = objInputFile.map(m_qint64FileOffset, unTmpBlockSize);
    if (pInputData == NULL) {
      objInputFile.close();
      objOutputFile.close();
      return false;
    }

    pOutputData = objOutputFile.map(m_qint64FileOffset, unTmpBlockSize);
    if (pOutputData == NULL) {
      objInputFile.close();
      objOutputFile.close();
      return false;
    }

    memcpy(pOutputData, pInputData, unTmpBlockSize);
    m_qint64FileOffset += unTmpBlockSize;

    objInputFile.unmap(pInputData);
    objOutputFile.unmap(pOutputData);
  }
  objInputFile.close();
  objOutputFile.close();
  return true;
}

bool readFileByPos(QFile &file, QByteArray &outData, quint64 readSize,
                   quint64 pos) {
  bool bRet = false;
  byte *sPtr = NULL;
  quint64 fileSize;
  do {
    fileSize = file.size();
    /* 文件空 */
    if (fileSize == 0)
      break;
    /* pos超出文件大小 */
    if (fileSize < pos)
      break;
    sPtr = file.map(pos, readSize);
    outData.append((char *)sPtr, readSize);
    bRet = true;
  } while (0);
  return bRet;
}

typedef struct {
  char cmd;
  QString data;
} cmdList_t;

static cmdList_t cmdList[] = {
    {0x00, QString("NULL")}, {0x01, QString("SOH")}, {0x02, QString("STX")},
    {0x03, QString("ETX")},  {0x04, QString("EOT")}, {0x05, QString("ENQ")},
    {0x06, QString("ACK")},  {0x07, QString("BEL")}, {0x08, QString("BS")},
    {0x09, QString("HT")},   {0x0A, QString("LF")},  {0x0B, QString("VT")},
    {0x0C, QString("FF")},   {0x0D, QString("CR")},  {0x0E, QString("SO")},
    {0x0F, QString("SI")},   {0x10, QString("DLE")}, {0x11, QString("DC1")},
    {0x12, QString("DC2")},  {0x13, QString("DC3")}, {0x14, QString("DC4")},
    {0x15, QString("NAK")},  {0x16, QString("SYN")}, {0x17, QString("ETB")},
    {0x18, QString("CAN")},  {0x19, QString("EM")},  {0x1A, QString("SUB")},
    {0x1B, QString("ESC")},  {0x1C, QString("FS")},  {0x1D, QString("GS")},
    {0x1E, QString("RS")},   {0x1F, QString("US")},  {0x20, QString(" ")},
    {0x7F, QString("DEL")}};

/* 打印对应的ascii字符串 */
QString smallerShare::getAsciiByArray(QByteArray &data) {
  uint16_t len = data.length();
  QString sRet;
  if (len == 0) {
    return sRet;
  }
  QString tmp;
  for (uint16_t cnt = 0; cnt < len; cnt++) {
    if (0x00 > data.at(cnt))
      continue;
    if (0x20 < data.at(cnt) && 0x7E >= data.at(cnt)) {
      tmp.clear();
      sRet += QString::asprintf("%c", data.at(cnt));
    } else {
      if (0x7F == data[cnt]) {
        sRet += cmdList[32].data;
      } else if (0x20 >= data.at(cnt)) {
        sRet += cmdList[(int)data.at(cnt)].data;

        if (0x03 == data.at(cnt) || 0x04 == data.at(cnt)) {
          QByteArray bcc;
          bcc.append(data.at(cnt + 1));
          if (cnt + 1 < len) {
            sRet += hex2QString(bcc);
          }
          break;
        }
      } else {
        continue;
      }
    }
  }

  return sRet;
}
